US2944994A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making transparent unsaturated polyester-styrene-glass fiber composition
Assignee: Hospitality Homes
•
Filing: 1954-07-07
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Granted: 1960-07-12
•
Expires: 1974-07-07
Abstract
No abstract record available.
Inventors
- 👤 Fred G Singieton
- 👤 Kenneth A Schafer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:57
CPC Classifications
C; C08; C08K; C08K7/00; C08K7/02; C08K7/04; C08K7/14; Y; Y10; Y10S; Y10S525/00; Y10S525/932
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2176837A
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US2311613A
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US2491409A
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US2542819A
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US2650184A
Cited
US2743309A
Cited
US2801919A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |